Land Rover Range Rover 2019–2022 — technical service bulletin
Bulletin N861 Range Rover 17APR26 · NHTSA communication 11032423 · issued Apr 17, 2026
Technical service bulletin
communication type
Electrical System
component
2019–2022
model years
9
vehicle entries
Official summary
On certain 48V Mild Hybrid Electric Vehicle (MHEV) battery enters an offline state and no longer communicates or functions as intended. Malfunction Indicator Lamp (MIL) might be illuminated,
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.